MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8fb28b7e2c1762c4bb023c5fe7b0cf302de82c55b956f8e4c3fdadd3ac9cf2ae. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


MassLogger


Vendor detections: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8fb28b7e2c1762c4bb023c5fe7b0cf302de82c55b956f8e4c3fdadd3ac9cf2ae
SHA3-384 hash: 93631af31f8e69fbb4f6f1c39cc10f1fded1cb65c3b5d9ae3479c64e95535abe7eaa2ebf2be2f1834606d866925972ea
SHA1 hash: c278aa484bf3ed8b4ca664714f1b6fb49faa6a7b
MD5 hash: 880db146cab0ced82df67485039240ea
humanhash: golf-king-freddie-connecticut
File name:Specifcations & Terms.Pdf.z
Download: download sample
Signature MassLogger
Create hunting rule
File size:640'122 bytes
First seen:2025-10-09 12:48:01 UTC
Last seen:Never
File type: z
MIME type:application/x-rar
ssdeep 12288:fREGt5CysllQdBTQInUurFvKSB1o8T3QUY9diNefIGS:JEA5Cy4QdBTQwUuBvKSB2qQ99RgGS
TLSH T1ABD4236D0BCEBCCAA2A85CC4A22E67A643785F7D1DB43A41065E60C5C57FD24CE1E23D
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Magika rar
Reporter cocaman
Tags:MassLogger z


Avatar
cocaman
Malicious email (T1566.001)
From: "Rebecca Lee<info@sec-acc.com>" (likely spoofed)
Received: "from sec-acc.com (unknown [158.94.208.200]) "
Date: "1 Oct 2025 22:28:24 -0700"
Subject: "New Order"
Attachment: "Specifcations & Terms.Pdf.z"

Intelligence

File Origin
# of uploads :
1
# of downloads :
55
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:Specifcations & Terms.exe
File size:708'608 bytes
SHA256 hash: 489aa49aa694a93f51b3d4575f68216cd4a98b9e5740417f821f6d08d43c9aa5
MD5 hash: bef5be4fd94c48e58ec52537c11458b0
MIME type:application/x-dosexec
Signature MassLogger
Vendor Threat Intelligence
Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68e7ab1f277c2bd8bc5e5340
Tags:
spawn shell virus
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 bitmap lolbin msbuild obfuscated packed packed reconnaissance regsvcs rezer0 roboski schtasks stego telegram vbc vbnet
Link:
https://www.filescan.io/uploads/68e7af21c74bd2958b173402/reports/92fbaed9-9a29-41d6-ac99-d56831f63092/overview
Verdict:
Suspicious
Labled as:
Trojan.Packed
Link:
https://www.hybrid-analysis.com/sample/8fb28b7e2c1762c4bb023c5fe7b0cf302de82c55b956f8e4c3fdadd3ac9cf2ae
Verdict:
Malicious
File Type:
rar
First seen:
2025-10-02T00:49:00Z UTC
Last seen:
2025-10-02T17:53:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/8fb28b7e2c1762c4bb023c5fe7b0cf302de82c55b956f8e4c3fdadd3ac9cf2ae/results?tab=lookup
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8fb28b7e2c1762c4bb023c5fe7b0cf302de82c55b956f8e4c3fdadd3ac9cf2ae/
Verdict:
Malicious
Threat:
Family.SNAKE
Link:
https://tip.neiki.dev/file/8fb28b7e2c1762c4bb023c5fe7b0cf302de82c55b956f8e4c3fdadd3ac9cf2ae
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2025-10-02 06:59:51 UTC
File Type:
Binary (Archive)
Extracted files:
12
AV detection:
26 of 36 (72.22%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r6ziw7rmc5rmjoychrp6pmgpgaw6qlcvxflprzgd7ww5hle46kxa._file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/8fb28b7e2c1762c4bb023c5fe7b0cf302de82c55b956f8e4c3fdadd3ac9cf2ae

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win32_dotnet_form_obfuscate
Create hunting rule
Author:Reedus0
Description:Rule for detecting .NET form obfuscate malware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

MassLogger

z 8fb28b7e2c1762c4bb023c5fe7b0cf302de82c55b956f8e4c3fdadd3ac9cf2ae

(this sample)

MassLogger

Executable exe 489aa49aa694a93f51b3d4575f68216cd4a98b9e5740417f821f6d08d43c9aa5

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 489aa49aa694a93f51b3d4575f68216cd4a98b9e5740417f821f6d08d43c9aa5
  
Dropping
MassLogger
  
Dropping
MD5 bef5be4fd94c48e58ec52537c11458b0

Comments